ICI.gov – Washington, DC – The Investment Company Institute (ICI) reports that, as of the final Friday in September, prime money market funds held 42.1 percent of their portfolios in daily liquid assets and 62.2 percent in weekly liquid assets, while government money market funds held 61.2 percent of their portfolios in daily liquid assets and 75.3 percent in weekly liquid assets.

At the end of September, prime funds had a weighted-average maturity of 26 days and a weighted-average life of 42 days. Average WAMs and WALs are asset-weighted. Government money market funds had a weighted-average maturity of 42 days and a weighted-average life of 95 days.

 

Prime and Government Money Market Funds’ Liquid Assets as of the final Friday of the month, Weighted Average Maturities (WAMs) and Weighted Average Lives (WALs)

Prime Money Market Funds
Liquid Assets	August 2016	September 2016	Regulatory Minimum
Percent of total assets Daily liquid assets	37.9%	42.1%	10%
­Weekly liquid assets	62.1%	62.2%	30%
Weighted Average Maturity & Weighted Average Life	August 2016	September 2016	Regulatory Maximum
Number of days
Weighted average maturity	21	26	60
Weighted average life	34	42	120
Government Money Market Funds
Liquid Assets	August 2016	September 2016	Regulatory Minimum
Percent of total assets Daily liquid assets	55.4%	61.2%	10%
Weekly liquid assets	72.0%	75.3%	30%
Weighted Average Maturity & Weighted Average Life	August 2016	September 2016	Regulatory Maximum
Number of days
Weighted average maturity	41	42	60
Weighted average life	99	95	120

Holdings by Region of Issuer

Prime money market funds’ holdings attributable to the Americas declined from $318.04 billion in August to $256.53 billion in September. Government money market funds’ holdings attributable to the Americas rose from $1,476.63 billion in August to $1,759.69 billion in September.